#485 [OLEDB] exception is throwed when call OleDbConnection.GetSchema with one or two parameter:

[Jira Trac]

* Brief:
** When call OleDbConnection.GetSchema with one or two parameter, it will throw an excetion. If call OleDbConnection.GetSchema without parameter, it is ok.

* Test Code
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[Test, Description(Check oledbConnection object from Schema object.)]
public void ConnInfoTest()
{
String strDatabase=testdb;
String strConnection=Provider=CUBRIDProvider;Data Source=testdb;Location=127.0.0.1;User ID=dba;Password=xxx;Port= 33000
OleDbConnection connCubrid = new OleDbConnection(strConnection);
DataTable dtTemp1 = connCubrid.GetSchema(null);//OK
DataTable dtTemp2 = connCubrid.GetSchema(null);//Exception
DataTable dtTemp3 = connCubrid.GetSchema(null,null);//Exception
}
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